Home / 32,745.34-45,189.48-19,315.36

Finding the Fourth Proportional to 32,745.34, 45,189.48 and 19,315.36

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Solution

The fourth proportional to 32,745.34, 45,189.48 and 19,315.36 is: 26,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,745.34 : 45,189.48 = 19,315.36 : x
  2. Step 2: Convert to fraction form
    32,745.34/45,189.48 = 19,315.36/x
  3. Step 3: Cross multiply
    32,745.34x = 45,189.48 × 19,315.36
  4. Step 4: Simplify right side
    32,745.34x = 872,851,074.41
  5. Step 5: Solve for x
    x = 872,851,074.41/32,745.34
  6. Step 6: Final answer
    x = 26,655.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.